Willem Jan Muhring
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Moscow ol (Men) fin-B | 09/02/1956 | 0 | |
| Moscow ol (Men) prel | 09/02/1956 | 0 | |
| Johannesburg | ??/??/1955 | 0 |  South Africa |
| NED-CSR | ??/??/1955 | 0 |  Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| D53 | Queen's Gambit Declined, 4.Bg5 Be7 | 3 games |
| E72 | King's Indian with e4 & g3 | 3 games |
| D14 | Queen's Gambit Declined Slav, exchange variation, 6.Bf4 Bf5 | 2 games |
| D25 | Queen's Gambit Accepted, 4.e3 | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B45 | Sicilian, Taimanov variation | 4 games |
| A51 | Budapest defence declined | 3 games |
| D14 | Queen's Gambit Declined Slav, exchange variation, 6.Bf4 Bf5 | 2 games |
| A85 | Dutch with c4 & Nc3 | 2 games |
